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{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:21.801Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"running","message":"action started","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.139Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"planned restart ack HTTP 201","metadata":{"response":"{\"ok\":true,\"status\":\"acked\",\"connectedAdminCount\":2,\"ackCount\":2,\"timeoutMs\":3000,\"requestId\":\"9fa532b1\",\"action\":\"dev_server_restart\",\"target\":\"backend\"}"}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.144Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"sent SIGTERM to pid 61542","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.420Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"pid 61542 stopped","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.548Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"stopping stale listeners on port 3720","metadata":{"pids":[54219]}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.550Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"sent SIGTERM to port 3720 listener pid 54219","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.701Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"starting backend dev server","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:22.703Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"started yarn pid=88283","metadata":{"pid":88283,"log_path":"/tmp/blueprint-dev-server/backend.log"}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:31.078Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"progress","message":"URL reachable from restarted process: http://127.0.0.1:3720/health","metadata":{"root_pid":88283,"listener_pids":[90221]}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T22:40:31.080Z","request_id":"9fa532b1","action":"dev_server_restart","target":"backend","state":"success","message":"action completed","metadata":{}}